NM-A091 (04X3854) X240s Laptop Motherboard — CPU i54300 / i74500U, W8-PRO, Y-TPM, Non Dock

Replacement motherboard NM-A091, part number 04X3854, created for X240s laptops. Supports processors i54300 and i74500U and is supplied as the Non Dock variant. Configured for W8-PRO and includes Y-TPM functionality for system security.